WO2017098582A1 - Procédé de commande de fonctionnement de crible trieur vibrant - Google Patents
Procédé de commande de fonctionnement de crible trieur vibrant Download PDFInfo
- Publication number
- WO2017098582A1 WO2017098582A1 PCT/JP2015/084418 JP2015084418W WO2017098582A1 WO 2017098582 A1 WO2017098582 A1 WO 2017098582A1 JP 2015084418 W JP2015084418 W JP 2015084418W WO 2017098582 A1 WO2017098582 A1 WO 2017098582A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- rotational driving
- rotational
- shaft
- driving force
- vibration
- Prior art date
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
- B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
- B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
- B06B1/10—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of mechanical energy
- B06B1/16—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of mechanical energy operating with systems involving rotary unbalanced masses
- B06B1/161—Adjustable systems, i.e. where amplitude or direction of frequency of vibration can be varied
- B06B1/166—Where the phase-angle of masses mounted on counter-rotating shafts can be varied, e.g. variation of the vibration phase
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/42—Drive mechanisms, regulating or controlling devices, or balancing devices, specially adapted for screens
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
- B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
- B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
- B06B1/10—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of mechanical energy
- B06B1/16—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of mechanical energy operating with systems involving rotary unbalanced masses
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G27/00—Jigging conveyors
- B65G27/10—Applications of devices for generating or transmitting jigging movements
- B65G27/16—Applications of devices for generating or transmitting jigging movements of vibrators, i.e. devices for producing movements of high frequency and small amplitude
- B65G27/18—Mechanical devices
- B65G27/20—Mechanical devices rotating unbalanced masses
Definitions
- the present invention relates to a method for controlling the operation of a vibrating screen, and in particular, two rotary shafts having eccentric weights are arranged in parallel, and the electric motor is arranged so as to independently drive the two rotary shafts.
- the present invention relates to an operation control method for a vibration sieve provided with a vibration generator.
- the two rotating shafts are connected using gears, so that the rotational driving force of one electric motor is obtained.
- the two rotating shafts are rotated in opposite directions in synchronization with each other.
- the motor selected with the starting torque does not exceed the normal rated current during load operation, so this type of machine is selected with the normal starting torque.
- the load factor relative to the capacity of the motor may be lower than that of the vibration generator using gears, and from the viewpoint of the characteristics of the motor (the efficiency is low when the load factor is low). This leads to an increase in power consumption.
- the rotational drive control mechanism is configured so that the rotary shaft for which the transmission of the rotational driving force is stopped is rotated in conjunction with the other rotational shaft by the vibration generated by the rotational driving of the other rotational shaft.
- the power consumption of the motor are those that can be reduced, it was those that can achieve the desired certain purposes.
- the present invention provides a vibration sieve machine operation control method that can reliably reduce the required capacity and power consumption of an electric motor.
- the purpose is to provide.
- an operation control method for a vibrating sieve is such that two rotating shafts having eccentric weights are arranged in parallel, and the two rotating shafts are independently driven to rotate.
- a vibration sieve operation control method provided with a vibration generator provided with an electric motor, a threshold based on the magnitude of the load is set in advance, and the rotational drive state of the two rotary shafts shifts to a steady state After that, when the magnitude of the load is smaller than the threshold value, the rotation driving force transmission to one of the two rotating shafts is stopped, and the rotation driving force transmission is stopped.
- the shaft is rotated in conjunction with the other rotating shaft due to vibration generated by the rotation of the other rotating shaft, and when the load becomes larger than the threshold, transmission of the rotational driving force is stopped.
- the transmission of rotational driving force to the rotating shaft Characterized in that so as to rotate the rotating shaft.
- “the rotational drive state of the two rotary shafts has shifted to the steady state (hours)” means that the power consumption of the motor starts up rapidly after starting the rotary shaft, and then gradually decreases. When the number reaches the set number of revolutions, it converges to a substantially constant value, but this is the time when this state is reached.
- one of the two rotating shafts is started at the time of starting, and after the rotational driving state of the rotating shaft has shifted to a steady state, the other rotating shaft is started to rotate the rotating shaft.
- the driving state can be shifted to a steady state.
- the two rotating shafts provided with the eccentric weights are arranged in parallel, and the electric motor is arranged so as to drive the two rotating shafts independently.
- a threshold based on the magnitude of the load is set in advance, and after the rotational driving state of the two rotating shafts shifts to the steady state, When the load is small, the transmission of the rotational driving force to one of the two rotational shafts is stopped, and the rotational shaft for which the transmission of the rotational driving force is stopped is replaced with the other rotational shaft.
- Rotation shaft that was stopped from transmitting the rotational driving force when the load was larger than the threshold value by causing it to rotate with the other rotation shaft due to vibration generated by the rotation drive of the rotation shaft. Starts transmission of rotational driving force to and rotates two rotating shafts By you so that, while reducing the capacity of the motor required by the operating conditions can be the power consumption of the motor is prevented from increasing.
- one of the two rotating shafts is started at the time of starting, and after the rotational driving state of the rotating shaft has shifted to a steady state, the other rotating shaft is started to rotate the rotating shaft.
- the driving state shift to the steady state the peak capacity of the electric motor required for rotationally driving the two rotating shafts can be reduced, thereby reducing the peak value of the electric power consumption of the electric motor. can do.
- the rotating shaft when starting the rotating shaft, by temporarily stopping the transmission of the rotational driving force for a short time, by causing the rotating shaft with an eccentric weight to perform a pendulum operation, the rotating shaft is started, Even when an electric motor with a reduced capacity is used, the rotation shaft can be reliably started.
- FIG. 1 shows an example of a vibration sieve provided with a vibration generator for carrying out the operation control method of the vibration sieve of the present invention.
- the vibration sieving machine 1 is configured to convey the workpiece W while imparting vibration to the workpiece W supplied on the sieve mesh 2 through the sieve mesh 2 and performing sieving.
- a vibration generator 3 is provided in which two rotary shafts 31a and 31b having eccentric weights 32a and 32b are arranged in parallel.
- vibration generator 3 arrange
- the vibration generator 3 activates one of the two rotation shafts 31a and 31b at the time of activation, and after the rotational drive state of the rotation shaft has shifted to a steady state, the other rotation shaft is
- the rotary drive control mechanism (not shown) is configured so that the rotary drive state of the rotary shaft shifts to a steady state when the rotary shaft is started.
- the peak capacities of the electric motors Ma and Mb required for rotationally driving the two rotary shafts 31a and 31b can be reduced, and thereby the power consumption of the electric motors Ma and Mb can be reduced. I have to. This action and effect will be explained more specifically.
- the rotational drive state of the rotating shaft has shifted to a steady state (hours)” means that the power consumption of the motor starts up rapidly after starting one of the rotating shafts, and then gradually decreases. When becomes the set number of revolutions, it converges to an almost constant value, but when this state is reached.
- the peak capacity (power consumption) of the electric motor required to rotationally drive the two rotating shafts 31 a and 31 b is about 55% of the comparative example
- the peak value of electric power consumption of the electric motor can be reduced.
- the peak value of the power consumption of the electric motor can be reduced in this way, it is possible to prevent a large voltage drop in the electrical wiring from the transformer facility to the electric motors Ma and Mb, and to prevent a start failure of the electric motors Ma and Mb. Can be prevented.
- the rotation shafts 31a and 31b can be naturally tuned to a predetermined relative phase state by the generated vibration.
- a simple relay circuit or timer circuit is used to give an appropriate time difference (12 seconds in this embodiment) so that the two motors Ma and Mb are started. Can be.
- the eccentric weights 32a and 32b are lifted, but because of insufficient torque, they are lifted to the state of t1 and stopped. Accordingly, when the transmission of the rotational driving force is stopped by turning off the power, the eccentric weights 32a and 32b pass through the state of t2, and the potential energy stored at t1 is converted into kinetic energy and lifted to the position of t3.
- the eccentric weights 32a and 32b start to fall again after the top dead center of t3 or after t3, when the rotational driving force is transmitted by turning on the power again, the potential energy stored at t3 is used to start from the state of t1. Can be lifted up.
- the rotating shafts 31a and 31b can be activated by lifting the eccentric weights 32a and 32b completely upward as shown at t4.
- the start-up failure that occurs due to a decrease in voltage that rarely occurs in actual use facilities and oil hardening (viscosity increase) due to a decrease in winter temperature.
- the vibration generator 3 is provided with the electric motors Ma and Mb so as to independently drive the two rotating shafts 31a and 31b, and the rotational driving state of the two rotating shafts 31a and 31b is in a steady state. , The transmission of the rotational driving force to one of the two rotational shafts 31a and 31b is stopped, and the rotational shaft that has stopped transmitting the rotational driving force is used as the other rotational shaft.
- the rotation drive control mechanism (not shown) can be configured to rotate in conjunction with the other rotation axis by vibration generated by the rotation drive.
- the rotational drive state of the two rotary shafts has shifted to the steady state (hours) means that the power consumption of the motor starts up rapidly after starting the rotary shaft, and then gradually decreases. When the number reaches the set number of revolutions, it converges to a substantially constant value, but this is the time when this state is reached.
- the angle of the vibration direction is compared with the case where the rotational drive state of the two rotary shafts 31a and 31b is in a steady state (45 ° with respect to the horizontal plane). Since the rotating shaft 31b, which has stopped transmitting the rotational driving force, rotates behind the rotating shaft 31a that is rotationally driven, it approaches the horizontal direction (35 ° with respect to the horizontal plane). Since the rotating shaft 31a, which has stopped transmission, rotates with the rotating shaft 31b being driven to rotate, it approaches the vertical direction (55 ° with respect to the horizontal plane).
- this single-axis operation is intended to reduce the power consumption of the electric motors Ma and Mb (the power consumption of the single-axis operation at no load is a maximum of 6 compared with the double-axis operation at no load).
- the electric motors Ma and Mb depend on the load size (processing amount). It has been found that the power consumption of the electric motors Ma and Mb may increase. That is, as shown in FIGS.
- the vibration sieve machine of the present embodiment using the vibration generator to which the gearless mechanism is applied is the vibration sieve machine using the vibration generator to which the gear mechanism is applied ( Compared with "standard machine")
- the power consumption can always be reduced in the double-axis operation method, but in the single-axis operation, when the load size (processing amount) exceeds a certain value, When the power consumption increases from the double-axis operation and the load (processing amount) increases, the power consumption increases more than the power consumption of the standard machine.
- a threshold value (threshold value based on branch point power (current value) in this embodiment) based on the magnitude (processing amount) of the load is set in advance, and the rotational drive states of the two rotary shafts 31a and 31b are set.
- the load size (processing amount) (branch point power (current value) in this embodiment) is taken into the control unit.
- the power consumption (current value) of the electric motors Ma and Mb is lower than the threshold value, the single-axis operation is performed, and when the power consumption is higher than the threshold value, the double-axis operation is performed.
- the operation method of Example 3 and Example 4 enables selection of the sieving operation of the vibration sieving machine 1 according to the difference in the angle of the vibration direction in addition to the reduction of the power consumption of the electric motors Ma and Mb. This can improve the sieving efficiency. That is, in the operation method of Example 3, since the angle of the vibration direction approaches the horizontal direction (35 ° with respect to the horizontal plane), the “conveying force” is compared with that in the steady state (45 ° with respect to the horizontal plane). >"Sievingforce". On the other hand, in the operation method of Example 4, since the angle of the vibration direction approaches the vertical direction (55 ° with respect to the horizontal plane), it is in a steady state (with respect to the horizontal plane).
- the sieving operation is “sieving force> conveying force”.
- the operation method of the third embodiment performs “conveyance”. While performing the sieving operation with priority of conveyance of “force> sieving force” and conveying the workpiece W supplied on the sieve mesh 2 of the vibration sieving machine 1, the operation method of Example 4 is regularly performed. Switching (in this case, an operation method for driving the two rotary shafts 31a and 31b may be interposed as necessary), and the sieving operation with priority to sieving “sieving force> conveying force” is performed.
- the two electric motors Ma and Mb since only one of the two electric motors Ma and Mb needs to be stopped, a simple relay circuit or timer circuit is used as the rotation drive control mechanism, and the two electric motors Ma and Mb are connected. The driving can be controlled. Note that either one of the two electric motors Ma and Mb may be stopped continuously or intermittently.
- the two motors Ma and Mb may be activated at the same time in order for the angle of the vibration direction to make the rotational driving state of the two rotating shafts 31 a and 31 b steady. As described above, one of the two rotation shafts 31a and 31b is activated at the time of activation, and after the rotational driving state of the rotation shaft has shifted to a steady state, the other rotation shaft is activated. It is desirable to do so.
- the angle of the vibration direction can be arbitrarily adjusted by adjusting the angle (45 ° in this embodiment) formed by the horizontal bisector of the line segment connecting the centers of the two rotating shafts 31a and 31b.
- the angle can be set to ⁇ 22.5 °, for example, with 55 ° sandwiched with respect to the horizontal plane.
- the period of the generated vibration can be set to an arbitrary period depending on the number of rotations of the two rotating shafts 31a and 31b (specifically, the number of rotations of the two electric motors Ma and Mb).
- the present invention is not limited to the configurations described in the above embodiments, and is appropriately within a range not departing from the gist thereof.
- the configuration can be changed.
- the operation control method of the vibration sieve machine of the present invention is a vibration in which two rotating shafts provided with eccentric weights are arranged in parallel, and an electric motor is arranged so as to drive the two rotating shafts independently. Since it has the characteristic which can reduce the capacity
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Combined Means For Separation Of Solids (AREA)
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
- Jigging Conveyors (AREA)
- Vibration Prevention Devices (AREA)
Abstract
Priority Applications (8)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2015/084418 WO2017098582A1 (fr) | 2015-12-08 | 2015-12-08 | Procédé de commande de fonctionnement de crible trieur vibrant |
MYPI2018702090A MY191770A (en) | 2015-12-08 | 2015-12-08 | Method of controlling the operation of vibration |
US15/779,640 US10610897B2 (en) | 2015-12-08 | 2015-12-08 | Method of controlling the operation of vibration screen |
JP2017554697A JP6382457B2 (ja) | 2015-12-08 | 2015-12-08 | 振動篩機の運転制御方法 |
CN201580085191.9A CN108472689B (zh) | 2015-12-08 | 2015-12-08 | 振筛机的运转控制方法 |
EP15910199.7A EP3388156B1 (fr) | 2015-12-08 | 2015-12-08 | Procédé de commande de fonctionnement de crible trieur vibrant |
SG11201804379YA SG11201804379YA (en) | 2015-12-08 | 2015-12-08 | Method of controlling the operation of vibration screen |
PH12018501186A PH12018501186A1 (en) | 2015-12-08 | 2018-06-05 | Method for controlling the operation of vibration screen |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2015/084418 WO2017098582A1 (fr) | 2015-12-08 | 2015-12-08 | Procédé de commande de fonctionnement de crible trieur vibrant |
Publications (1)
Publication Number | Publication Date |
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WO2017098582A1 true WO2017098582A1 (fr) | 2017-06-15 |
Family
ID=59012895
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2015/084418 WO2017098582A1 (fr) | 2015-12-08 | 2015-12-08 | Procédé de commande de fonctionnement de crible trieur vibrant |
Country Status (8)
Country | Link |
---|---|
US (1) | US10610897B2 (fr) |
EP (1) | EP3388156B1 (fr) |
JP (1) | JP6382457B2 (fr) |
CN (1) | CN108472689B (fr) |
MY (1) | MY191770A (fr) |
PH (1) | PH12018501186A1 (fr) |
SG (1) | SG11201804379YA (fr) |
WO (1) | WO2017098582A1 (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
IT201700023357A1 (it) * | 2017-03-02 | 2018-09-02 | Cams Srl | Un metodo di controllo di un impianto di trattamento di elementi da riciclare o smaltire e impianto di trattamento di elementi da riciclare o smaltire |
US11046528B2 (en) * | 2019-04-25 | 2021-06-29 | Precision, Inc. | Horizontal motion conveyors having multiple drives |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2014171416A1 (fr) | 2013-04-15 | 2014-10-23 | 株式会社キンキ | Dispositif de génération de vibrations |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2702633A (en) * | 1947-10-20 | 1955-02-22 | Leon M Dekanski | Vibrating trommel screen |
FR1562132A (fr) * | 1968-02-09 | 1969-04-04 | ||
JPS5159462U (fr) * | 1974-11-02 | 1976-05-11 | ||
DE2551396A1 (de) * | 1975-11-15 | 1977-05-18 | Licentia Gmbh | Verfahren zur veraenderung des winkels der resultierenden schwingamplitude |
US4272366A (en) * | 1979-08-16 | 1981-06-09 | Fmc Corporation | Heavy duty two mass vibratory machine |
US4255254A (en) * | 1979-11-19 | 1981-03-10 | Faunce And Associates, Inc. | Delayed counterweight vibrator apparatus |
JP2724296B2 (ja) * | 1995-09-14 | 1998-03-09 | 調和工業株式会社 | 偏心重錘の起振力制御方法、および、同制御機構 |
JP2001025293A (ja) * | 1999-07-09 | 2001-01-26 | Nippon Signal Co Ltd:The | 電動機制御装置 |
JP4422352B2 (ja) * | 2001-02-01 | 2010-02-24 | トヨタ自動車株式会社 | 燃料供給装置 |
CN2520216Y (zh) * | 2002-01-28 | 2002-11-13 | 西南石油学院 | 一种节能多电机惯性振动筛 |
CN1669673A (zh) * | 2005-04-11 | 2005-09-21 | 西南石油学院 | 基于多电机变频激振的新型振动筛 |
CN201855800U (zh) * | 2010-01-05 | 2011-06-08 | 张劲南 | 一种高力质比的新型激振器 |
CN103480558B (zh) * | 2013-10-10 | 2015-09-16 | 中联重科股份有限公司 | 激振器和振动筛 |
-
2015
- 2015-12-08 WO PCT/JP2015/084418 patent/WO2017098582A1/fr active Application Filing
- 2015-12-08 SG SG11201804379YA patent/SG11201804379YA/en unknown
- 2015-12-08 CN CN201580085191.9A patent/CN108472689B/zh active Active
- 2015-12-08 JP JP2017554697A patent/JP6382457B2/ja active Active
- 2015-12-08 US US15/779,640 patent/US10610897B2/en active Active
- 2015-12-08 MY MYPI2018702090A patent/MY191770A/en unknown
- 2015-12-08 EP EP15910199.7A patent/EP3388156B1/fr active Active
-
2018
- 2018-06-05 PH PH12018501186A patent/PH12018501186A1/en unknown
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2014171416A1 (fr) | 2013-04-15 | 2014-10-23 | 株式会社キンキ | Dispositif de génération de vibrations |
Non-Patent Citations (1)
Title |
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See also references of EP3388156A4 |
Also Published As
Publication number | Publication date |
---|---|
JP6382457B2 (ja) | 2018-08-29 |
EP3388156A4 (fr) | 2019-09-25 |
CN108472689B (zh) | 2021-09-21 |
PH12018501186B1 (en) | 2019-02-04 |
EP3388156B1 (fr) | 2021-03-10 |
MY191770A (en) | 2022-07-14 |
US20180345320A1 (en) | 2018-12-06 |
SG11201804379YA (en) | 2018-06-28 |
US10610897B2 (en) | 2020-04-07 |
CN108472689A (zh) | 2018-08-31 |
JPWO2017098582A1 (ja) | 2018-08-09 |
EP3388156A1 (fr) | 2018-10-17 |
PH12018501186A1 (en) | 2019-02-04 |
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